Average Questions Practice Question and Answer

Q:

Find the average of the following set of numbers.
132, 148, 164, 128, 120, 136

1088 0

  • 1
    138
    Correct
    Wrong
  • 2
    144
    Correct
    Wrong
  • 3
    142
    Correct
    Wrong
  • 4
    136
    Correct
    Wrong
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Answer : 1. "138"

Q:

The average of 8 readings is 24.3, out of which the average of the first two is 18.5 and that of next three is 21.2. If the sixth reading is 3 less than seventh and 8 less than eight, what is the sixth reading? 

861 0

  • 1
    27.6
    Correct
    Wrong
  • 2
    29.4
    Correct
    Wrong
  • 3
    24.8
    Correct
    Wrong
  • 4
    26.5
    Correct
    Wrong
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Answer : 1. "27.6"

Q:

Average of 11 number is 30. If the average of first 10 numbers is 22, then find the 11th number?

1590 0

  • 1
    215
    Correct
    Wrong
  • 2
    110
    Correct
    Wrong
  • 3
    105
    Correct
    Wrong
  • 4
    90
    Correct
    Wrong
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Answer : 2. "110"

Q:

Average of 21 number is 36. If the average of first 12 numbers is 15, then find the average of remaining 9 number?

774 0

  • 1
    64
    Correct
    Wrong
  • 2
    78
    Correct
    Wrong
  • 3
    24
    Correct
    Wrong
  • 4
    36
    Correct
    Wrong
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Answer : 1. "64"

Q:

What is the average of all numbers between 100 and 200 which are divisible by 13?

747 0

  • 1
    147.5
    Correct
    Wrong
  • 2
    145.5
    Correct
    Wrong
  • 3
    143.5
    Correct
    Wrong
  • 4
    149.5
    Correct
    Wrong
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Answer : 4. "149.5"

Q:

A batsman scores 98 run in the 17th match of his career. His average runs per match increased by 2.5. What is his average before the 17th match?

752 0

  • 1
    58
    Correct
    Wrong
  • 2
    60.5
    Correct
    Wrong
  • 3
    63
    Correct
    Wrong
  • 4
    55.5
    Correct
    Wrong
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Answer : 4. "55.5"

Q:

A mathematics teacher calculated the total marks obtained by 35 students of 8th class . The average marks of the students were 72. But 36 marks for Reena was calculated in place of 86 obtained by her. What was the correct average of all the students? 

976 0

  • 1
    73.41
    Correct
    Wrong
  • 2
    74.31
    Correct
    Wrong
  • 3
    72.43
    Correct
    Wrong
  • 4
    73.42
    Correct
    Wrong
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Answer : 4. "73.42 "

Q:

A team of 8 persons joins in a shooting competition. The best marksman scored 85 points. If he had scored 92 points, the average score for the team would have been 84. The number of points the team scored was

1225 0

  • 1
    672
    Correct
    Wrong
  • 2
    665
    Correct
    Wrong
  • 3
    645
    Correct
    Wrong
  • 4
    588
    Correct
    Wrong
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Answer : 2. "665"

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